waste chemistry section废料: waste; wastage; rubbish; gar ...化验: chemical examination; labora ...组: group空气化验组: air chemistry section食物化验组: food science section下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:废料化验组,即可在微信中查询翻译